Little Office vs Roman Catholic

Little Office and Roman Catholic both are nouns.

Word	Noun	Adjective	Verb	Adverb
Little Office	Yes	No	No	No
Roman Catholic	Yes	Yes	No	No

Little Office (noun)	Roman Catholic (noun)
a Roman Catholic office honoring the Virgin Mary; similar to but shorter than the Divine Office	the Christian Church based in the Vatican and presided over by a pope and an episcopal hierarchy
	a member of the Roman Catholic Church

Little Office (adjective)	Roman Catholic (adjective)
	of or relating to or supporting Romanism